--- !Document

_tests: !List/Boolean

  - !Equal/String
    a: !SubRender
      source: !RenderShape
        shape: !RectangleWH
          position: (10, 20)
          size: (40, 30)
        shading: !ShadingStyle
          fill_color: "#000000ff"
          line_color: "#000000ff"
          line_width: 1
    b: <rect x="10" y="20" width="40" height="30" style="fill:#000000;fill-opacity:1;stroke:#000000;stroke-opacity:1;stroke-width:1;"  />
